18345790

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16831}}^1$

素因数の和:16947

約数の個数: 16

約数和(自身を含む): 33327360

約数和(自身を除く): 14981570

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 16831, 33662, 84155, 168310, 1834579, 3669158, 9172895, 18345790]

約数ペア:

[(1, 18345790), (2, 9172895), (5, 3669158), (10, 1834579), (109, 168310), (218, 84155), (545, 33662), (1090, 16831)]